V4L/DVB (6299): dvb: Add dependencies for VIDEOBUF_DVB

It needs to select VIDEOBUF_GEN and VIDEOBUF_DMA_SG, since it uses those
modules.
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/Kconfig

@@ -140,6 +140,8 @@ config VIDEOBUF_VMALLOC
 
 config VIDEOBUF_DVB
 	tristate
+	select VIDEOBUF_GEN
+	select VIDEOBUF_DMA_SG
 
 config VIDEO_BTCX
 	tristate